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wu shua li ci tong bu fa dian ji xuan zhuan zheng liu qi gu zhang de li lun fen xi
Author(s): 
Pages: 42-44+61
Year: Issue:  3
Journal: S&M Electric Machines

Keyword:  励磁机同步发电机发电机磁场旋转二极管磁场电流无刷励磁熔断器组旋转整流器理论分析线电流;
Abstract: <正> 无刷励磁同步发电机的旋转整流器是由6个旋转二极管和6个熔断器组成的全波整流桥(图1)。在故障情况下熔断器断开时发电机磁场电流将减少,为使其恢复到额定值,自动电压调节器即自动增大励磁机磁场电流,使熔断器尚完好的支路电流(励磁机线电流和二极管电流)增大。现将各支路电流的变化情况(为简化仅讨论理想状态)分析如下。
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